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authorDavid Teigland <teigland@redhat.com>2008-07-29 16:21:19 -0400
committerDavid Teigland <teigland@redhat.com>2008-08-13 13:47:36 -0400
commitcb980d9a3ec3d39e30e0a4c473df528c09e0dcf3 (patch)
tree817fd390f15904ef0b14b22b4b8c7a2055514337 /fs
parent30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff)
dlm: add missing kfrees
A couple of unlikely error conditions were missing a kfree on the error exit path. Reported-by: Juha Leppanen <juha_motorsportcom@luukku.com> Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/dlm/user.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index 929e48ae7591..34f14a14fb4e 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -527,8 +527,10 @@ static ssize_t device_write(struct file *file, const char __user *buf,
527 k32buf = (struct dlm_write_request32 *)kbuf; 527 k32buf = (struct dlm_write_request32 *)kbuf;
528 kbuf = kmalloc(count + 1 + (sizeof(struct dlm_write_request) - 528 kbuf = kmalloc(count + 1 + (sizeof(struct dlm_write_request) -
529 sizeof(struct dlm_write_request32)), GFP_KERNEL); 529 sizeof(struct dlm_write_request32)), GFP_KERNEL);
530 if (!kbuf) 530 if (!kbuf) {
531 kfree(k32buf);
531 return -ENOMEM; 532 return -ENOMEM;
533 }
532 534
533 if (proc) 535 if (proc)
534 set_bit(DLM_PROC_FLAGS_COMPAT, &proc->flags); 536 set_bit(DLM_PROC_FLAGS_COMPAT, &proc->flags);
@@ -539,8 +541,10 @@ static ssize_t device_write(struct file *file, const char __user *buf,
539 541
540 /* do we really need this? can a write happen after a close? */ 542 /* do we really need this? can a write happen after a close? */
541 if ((kbuf->cmd == DLM_USER_LOCK || kbuf->cmd == DLM_USER_UNLOCK) && 543 if ((kbuf->cmd == DLM_USER_LOCK || kbuf->cmd == DLM_USER_UNLOCK) &&
542 (proc && test_bit(DLM_PROC_FLAGS_CLOSING, &proc->flags))) 544 (proc && test_bit(DLM_PROC_FLAGS_CLOSING, &proc->flags))) {
543 return -EINVAL; 545 error = -EINVAL;
546 goto out_free;
547 }
544 548
545 sigfillset(&allsigs); 549 sigfillset(&allsigs);
546 sigprocmask(SIG_BLOCK, &allsigs, &tmpsig); 550 sigprocmask(SIG_BLOCK, &allsigs, &tmpsig);